refactor: init cypress config

cypress/plugins/index.js

@@ -0,0 +1,14 @@
+/// <reference types="cypress" />
+// ***********************************************************
+const cucumber = require('cypress-cucumber-preprocessor').default
+
+// This function is called when a project is opened or re-opened (e.g. due to
+// the project's config changing)
+
+/**
+ * @type {Cypress.PluginConfig}
+ */
+// eslint-disable-next-line no-unused-vars
+module.exports = (on, config) => {
+  on('file:preprocessor', cucumber())
+}